this post was submitted on 20 Nov 2023
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Home Automation

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Home automation is the residential extension of building automation.

It is automation of the home, housework or household activity.

Home automation may include centralized control of lighting, HVAC (heating, ventilation and air conditioning), appliances, security locks of gates and doors and other systems, to provide improved convenience, comfort, energy efficiency and security.

Warning: Working with electricity can result in injury, property damage, or even death if it is not done properly. Please keep this in mind while assisting others. If you are not sure about what you are doing, hire a licensed professional.

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I live in Italy, we use type C, F, and L plugs. They can all be flipped around so this means that if a socket is only switching one pole, while it's true that connected appliances would be off, the live pole might still be connected. I have very specific requirements where I cannot allow that situation to happen, so I'm looking for a smart socket that will disconnect both neutral and live, and I'm pretty sure that most of them do not do this.

Does anyone have any recommendations? Thanks!

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[–] [email protected] 1 points 11 months ago

I won't recommend a specific socket, but you may achieve what you want by using two switches, switch per cable to disconnect. Or switch without N...

https://itead.cc/product/sonoff-zbminil2-extreme-zigbee-smart-switch-no-neutral-required/

[–] [email protected] 1 points 11 months ago

Fellow Italian here. I've also looked for this to disconnect a cheap EV car charger from the mains (disconnecting only one pole always results in the lifesave breaker to activate). I couldn't find any. The only solution, I think, is to use a sonoff or a shelly to drive a two pole relay.

[–] [email protected] 1 points 11 months ago

Don't have a solution for you. Might be quite big and bulky with two relays in it where 99% of people might not need such devices.

There are some products out there for switching live+neutral at the same time, for example norway requires it in areas where there is risk of water, like bathrooms and kitchen (close to the sink) because some part of norway have two off phase live wires instead of live+neutral.

I have never seen plugs, but I've seen puck dimmers and relays certified for switching neutral+live in norwegan wet areas. If you want to build on such a puck.

[–] [email protected] 1 points 11 months ago (1 children)

If your switch is connected to the socket and disconnects the 'hot' side from the socket, it doesn't matter if they turn the plug around, there is still no 'hot' at the socket.

[–] [email protected] 1 points 11 months ago

Yes that is true, but I am pretty sure if the socket got pulled out in some way it would end up in the wrong position. That and the switch for toggling it might be in an inconvenient position.